package co.edu.eam.iso.view.treetable;

/*
 * %W% %E%
 *
 * Copyright 1997, 1998 by Sun Microsystems, Inc.,
 * 901 San Antonio Road, Palo Alto, California, 94303, U.S.A.
 * All rights reserved.
 *
 * This software is the confidential and proprietary information
 * of Sun Microsystems, Inc. ("Confidential Information").  You
 * shall not disclose such Confidential Information and shall use
 * it only in accordance with the terms of the license agreement
 * you entered into with Sun.
 */

import javax.swing.tree.TreeModel;

/**
 * TreeTableModel is the model used by a JTreeTable. It extends TreeModel to add
 * methods for getting inforamtion about the set of columns each node in the
 * TreeTableModel may have. Each column, like a column in a TableModel, has a
 * name and a type associated with it. Each node in the TreeTableModel can
 * return a value for each of the columns and set that value if isCellEditable()
 * returns true.
 * 
 * @version %I% %G%
 * 
 * @author Philip Milne
 * @author Scott Violet
 */
public interface TreeTableModel extends TreeModel {
	/**
	 * Returns the number ofs availible column.
	 */
	public int getColumnCount();

	/**
	 * Returns the name for column number <code>column</code>.
	 */
	public String getColumnName(int column);

	/**
	 * Returns the type for column number <code>column</code>.
	 */
	public Class getColumnClass(int column);

	/**
	 * Returns the value to be displayed for node <code>node</code>, at column
	 * number <code>column</code>.
	 */
	public Object getValueAt(Object node, int column);

	/**
	 * Indicates whether the the value for node <code>node</code>, at column
	 * number <code>column</code> is editable.
	 */
	public boolean isCellEditable(Object node, int column);

	/**
	 * Sets the value for node <code>node</code>, at column number
	 * <code>column</code>.
	 */
	public void setValueAt(Object aValue, Object node, int column);
}
